Spinach-and-Artichoke Dip

INGREDIENTS

2 cups

shredded part-skim mozzarella cheese, divided

1/2 cup

fat-free sour cream

1/4 cup

grated fresh Parmesan cheese, divided

1/4 tsp

black pepper

garlic cloves, crushed

1 14 ounce can

artichoke hearts, drained and chopped

block 1/3-less-fat cream cheese, softened

block fat-free cream cheese, softened

1/2 10 ounce package

frozen chopped spinach, thawed, drained, and squeezed dry

1 13.5 ounce package

baked tortilla chips (about 16 cups)